/* 屏幕 */
.screen {
    display: flex;
    justify-content: space-between;
    background-color: #9ead86;
    padding: 10px;
    width: min-content;
    /* height: 668px; */
}

/* 游戏主界面 */
.gameBoard {
    border: 3px solid #000;
}

/* 像素点 */
.pixel {
    border: 2px solid rgba(0, 0, 0, 0.2);
    width: 24px;
    height: 24px;
    padding: 2px;
    transition: 0.8s;
}

.pixel>div {
    width: 16px;
    height: 16px;
    background-color: rgba(0, 0, 0, 0.2);
    transition: 0.8s;
}

.pixel.Dark,
.pixel:hover {
    border: 2px solid rgba(0, 0, 0, 0.7);
    transition: 0.1s;
}

.pixel>div.Dark,
.pixel:hover>div {
    background-color: rgba(0, 0, 0, 0.7);
    transition: 0.1s;
}

/* 计分板 */
.scoreBoard {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin: 10px;
    font-size: xx-large;
}

.nixieTube,
.next>div:last-child {
    display: flex;
    justify-content: right;
}

.nixieTube object {
    height: 64px;
}